FR2287701A1 - DEVICE FOR DETECTION OF THE VARIATION OF THE HEIGHT OF A PILE OF OBJECTS IN POSTAL SORTING BINS - Google Patents

DEVICE FOR DETECTION OF THE VARIATION OF THE HEIGHT OF A PILE OF OBJECTS IN POSTAL SORTING BINS

Info

Publication number
FR2287701A1
FR2287701A1 FR7530840A FR7530840A FR2287701A1 FR 2287701 A1 FR2287701 A1 FR 2287701A1 FR 7530840 A FR7530840 A FR 7530840A FR 7530840 A FR7530840 A FR 7530840A FR 2287701 A1 FR2287701 A1 FR 2287701A1
Authority
FR
France
Prior art keywords
pile
variation
objects
height
detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7530840A
Other languages
French (fr)
Other versions
FR2287701B1 (en
Inventor
Frans Betz
Jacobus Johannes De Haas
Petrus Cornelis Van Der Kraan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nederlanden Staat filed Critical Nederlanden Staat
Publication of FR2287701A1 publication Critical patent/FR2287701A1/en
Application granted granted Critical
Publication of FR2287701B1 publication Critical patent/FR2287701B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C7/00—Sorting by hand only e.g. of mail
    • B07C7/04—Apparatus or accessories for hand picking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C1/00—Measures preceding sorting according to destination
    • B07C1/02—Forming articles into a stream; Arranging articles in a stream, e.g. spacing, orientating
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M9/00—Counting of objects in a stack thereof
FR7530840A 1974-10-09 1975-10-08 DEVICE FOR DETECTION OF THE VARIATION OF THE HEIGHT OF A PILE OF OBJECTS IN POSTAL SORTING BINS Granted FR2287701A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7413282,A NL169693C (en) 1974-10-09 1974-10-09 DETECTION DEVICE.

Publications (2)

Publication Number Publication Date
FR2287701A1 true FR2287701A1 (en) 1976-05-07
FR2287701B1 FR2287701B1 (en) 1982-07-09

Family

ID=19822241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7530840A Granted FR2287701A1 (en) 1974-10-09 1975-10-08 DEVICE FOR DETECTION OF THE VARIATION OF THE HEIGHT OF A PILE OF OBJECTS IN POSTAL SORTING BINS

Country Status (5)

Country Link
US (1) US4029957A (en)
DE (1) DE2544216C3 (en)
FR (1) FR2287701A1 (en)
GB (1) GB1495084A (en)
NL (1) NL169693C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2685650A1 (en) * 1991-12-31 1993-07-02 Alcatel Satmam Device for detecting doubles for use in a mail processing machine
US5704246A (en) * 1993-10-20 1998-01-06 Bell & Howell Gmbh Device for measuring the thickness of objects to be handled in document-handling machines

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047023A (en) * 1976-08-09 1977-09-06 Scientific Technology Inc. Color mark detector with pulsed source and synchronous demodulation
US4118687A (en) * 1976-10-04 1978-10-03 Recognition Equipment Incorporated Portable OCR system
DE2910064A1 (en) * 1979-03-14 1980-09-18 Sick Optik Elektronik Erwin LIGHT BARRIER HOUSING
USRE30916E (en) * 1980-01-28 1982-04-27 Recognition Equipment Incorporated Wand turn-on control
US4319133A (en) * 1980-04-30 1982-03-09 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Photoelectric detection system
US4442349A (en) * 1980-09-15 1984-04-10 Baird Corporation Circuitry for the generation and synchronous detection of optical pulsed signals
US4502823A (en) * 1981-12-21 1985-03-05 Sperry Corporation Broken drill bit detector
DE3428743A1 (en) * 1984-08-03 1986-02-13 Institut po Techničeska Kibernetika i Robotika, Sofia/Sofija Device for determining the reflectivity of objects
DE3428966A1 (en) * 1984-08-06 1986-02-06 Institut po Techničeska Kibernetika i Robotika, Sofia/Sofija Method and apparatus for sorting tobacco leaves
US4636634A (en) * 1984-08-28 1987-01-13 Veeco Integrated Automation, Inc. Apparatus with intelligent bins indicating the presence and identity of stored coded articles
US4649270A (en) * 1984-12-10 1987-03-10 Louis Goldenberg Photo-electric object detector having removable field stop means
JPS62111319A (en) * 1985-11-09 1987-05-22 Alps Electric Co Ltd Scanning system for optical type coordinate input device
US5122796A (en) * 1986-02-19 1992-06-16 Auto-Sense, Limited Object detection method and apparatus emplying electro-optics
US4730108A (en) * 1986-04-11 1988-03-08 Ampex Corporation Ambient light insensitive circuit with frequency matching
US5354983A (en) * 1990-04-10 1994-10-11 Auto-Sense, Limited Object detector utilizing a threshold detection distance and suppression means for detecting the presence of a motor vehicle
US5397890A (en) * 1991-12-20 1995-03-14 Schueler; Robert A. Non-contact switch for detecting the presence of operator on power machinery
US5539198A (en) * 1993-09-28 1996-07-23 Rockwell International Corporation Uniform sensitivity light curtain
US6202482B1 (en) 1998-03-23 2001-03-20 Lehighton Electronics, Inc. Method and apparatus for testing of sheet material
WO1999049502A1 (en) * 1998-03-23 1999-09-30 Lehighton Electronics, Inc. Method and apparatus for testing of sheet material
DE10394367D2 (en) * 2003-12-03 2006-10-26 Me In Gmbh Circuit arrangement for evaluating a reflected signal
US8207748B2 (en) * 2004-08-11 2012-06-26 Lehighton Electronics, Inc. Device and handling system for measurement of mobility and sheet charge density
US8428706B2 (en) * 2005-11-14 2013-04-23 Austin Blew Sheet conductance/resistance measurement system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3751667A (en) * 1971-08-10 1973-08-07 G Quittner Radiation path continuity transducer of high pass frequency
US3832056A (en) * 1972-03-13 1974-08-27 Aga Corp Distance measuring device using electro-optical techniques
US3815994A (en) * 1972-03-31 1974-06-11 Kaman Sciences Corp System and method for measuring distance
US3764813A (en) * 1972-04-12 1973-10-09 Bell Telephone Labor Inc Coordinate detection system
US3816745A (en) * 1972-11-20 1974-06-11 Innovation Ind Inc Optically-coupled sensing and control system
US3805061A (en) * 1973-04-23 1974-04-16 Tyco Laboratories Inc Object detecting apparatus
US3859518A (en) * 1974-01-07 1975-01-07 Fairchild Camera Instr Co Ccd light change monitor for sensing movement etc.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2685650A1 (en) * 1991-12-31 1993-07-02 Alcatel Satmam Device for detecting doubles for use in a mail processing machine
US5704246A (en) * 1993-10-20 1998-01-06 Bell & Howell Gmbh Device for measuring the thickness of objects to be handled in document-handling machines

Also Published As

Publication number Publication date
DE2544216C3 (en) 1980-07-24
NL169693C (en) 1982-08-16
US4029957A (en) 1977-06-14
GB1495084A (en) 1977-12-14
FR2287701B1 (en) 1982-07-09
NL169693B (en) 1982-03-16
DE2544216B2 (en) 1979-11-08
NL7413282A (en) 1976-04-13
DE2544216A1 (en) 1976-04-15

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